Home / 65,180,920.50-90,029,246.72-48,733,984.04

Finding the Fourth Proportional to 65,180,920.50, 90,029,246.72 and 48,733,984.04

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Solution

The fourth proportional to 65,180,920.50, 90,029,246.72 and 48,733,984.04 is: 67,312,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,180,920.50 : 90,029,246.72 = 48,733,984.04 : x
  2. Step 2: Convert to fraction form
    65,180,920.50/90,029,246.72 = 48,733,984.04/x
  3. Step 3: Cross multiply
    65,180,920.50x = 90,029,246.72 × 48,733,984.04
  4. Step 4: Simplify right side
    65,180,920.50x = 4,387,483,872,091,886
  5. Step 5: Solve for x
    x = 4,387,483,872,091,886/65,180,920.50
  6. Step 6: Final answer
    x = 67,312,395.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.